328856255

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{1049}}^1$

素因数の和:1140

約数の個数: 48

約数和(自身を含む): 498052800

約数和(自身を除く): 169196545

約数列:

[1, 5, 7, 13, 35, 53, 65, 91, 169, 265, 371, 455, 689, 845, 1049, 1183, 1855, 3445, 4823, 5245, 5915, 7343, 8957, 13637, 24115, 36715, 44785, 55597, 62699, 68185, 95459, 177281, 277985, 313495, 389179, 477295, 722761, 886405, 1240967, 1945895, 3613805, 5059327, 6204835, 9395893, 25296635, 46979465, 65771251, 328856255]

約数ペア:

[(1, 328856255), (5, 65771251), (7, 46979465), (13, 25296635), (35, 9395893), (53, 6204835), (65, 5059327), (91, 3613805), (169, 1945895), (265, 1240967), (371, 886405), (455, 722761), (689, 477295), (845, 389179), (1049, 313495), (1183, 277985), (1855, 177281), (3445, 95459), (4823, 68185), (5245, 62699), (5915, 55597), (7343, 44785), (8957, 36715), (13637, 24115)]